Friday, December 24, 2010

semi refined paraffin

The paraffin can be divided into fully refined paraffin wax, semi refined paraffin wax, paraffin for food and crude paraffin.
1. Introduction

The commonly used paraffin includes the following grades (according to the melting point): 52, 54, 56, 58, 60, and 70. The fully refined paraffin wax applies to the carbon paper, waxed paper, and radioceramic, etc. The semi refined paraffin wax applies to the candle, crayon, waxed paper, and equipment of telecommunication.
2. Specification
Fully refined paraffin wax specifications:

Item
54#
56#
58#
60#
62#
64#
Test Method
Melting Point
54-56
56-58
58-60
60-62
62-64
64-66
GB/T2539
Oil Content
0.5 max
GB/T3554
Needle Penetration (25)1/10mm
18 max
16 max
GB/T4985
Light Stability
4 max
5 max
SH/ T0404
Color (white)
+28 min
+25 min
GB/T3555
Odor
None
SH/T0414

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